Home / 2,869.93-4,303.59-1,021.02

Finding the Fourth Proportional to 2,869.93, 4,303.59 and 1,021.02

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Solution

The fourth proportional to 2,869.93, 4,303.59 and 1,021.02 is: 1,531.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,869.93 : 4,303.59 = 1,021.02 : x
  2. Step 2: Convert to fraction form
    2,869.93/4,303.59 = 1,021.02/x
  3. Step 3: Cross multiply
    2,869.93x = 4,303.59 × 1,021.02
  4. Step 4: Simplify right side
    2,869.93x = 4,394,051.46
  5. Step 5: Solve for x
    x = 4,394,051.46/2,869.93
  6. Step 6: Final answer
    x = 1,531.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.